Portable audio player



FIG. 1 is a perspective view of a portable audio player showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a front side view thereof; and,

FIG. 7 is a rear side view thereof.

The portions of the design shown in broken lines form no part of the claimed design.

The broken lines, which define the bounds of the claimed design, form no part thereof. 

The ornamental design for a portable audio player, as shown and described. 